Specimen Nr. 01A

Specimen:

Spinal cord (Cat)

Staining:

Silver

Magnification:

10x

Important structures :

1.Grey matter (anterior horn)
2.Grey matter (posterior horn)
3.White matter (anterolateral bundle)
4.White matter (posterior bundle)
5.Central canal
Das Präparat zeigt einen Querschnitt durch ein thorakales Segment. Die Hinterstränge sind durch Quetschung verformt.

Legende:

Grey matter (anterior horn)
Grey matter (posterior horn)
White matter (anterolateral bundle)
White matter (posterior bundle)
Central canal

Silver impregnation

In silver impregnation an ammoniacal silver-hydroxide solution is absorbed by tissue structures and precipitated by a reducing agent.

This results in a black stain of:

Das Verhältnis des Volumens von weißer zu grauer Substanz zeigt einen relativ hoch gelegenen Querschnitt an. Andererseits ist im Bereich der Hinterstränge noch keine Abgrenzung zwischen Tractus gracilis (Goll) und Tractus cuneatus (Burdach) möglich, sodass das Halsmark ausgeschlossen werden kann.

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Magnification:

10x

Magnification:

80x

Magnification:

200x

Magnifications
Grey matter (anterior horn)
Grey matter (posterior horn)
White matter (anterolateral bundle)
White matter (posterior bundle)
Central canal

HistoNet2000 - Help

1. Organization of the screen surface

Right side: histologic specimen
Left side: information about the specimen (above) and general program functions (below)

2.Histologic specimen

Pull the mouse across the histologic specimen for training purposes. A small square with exclamation marks (dynamic labels) will appear where there is an important structure. You should then decide what structure this could be. To check your result, simply click the appropriate square, and the correct label will appear. The option “marked” allows you to see all labels for all structures simultaneously. These can be removed by clicking “unmarked”. This reactivates the dynamic labels.

3. Complementary information

Info: general information about the specimen, as well as a list of the dynamic labels
Drawing: schematic drawing of the specimen
Staining: information about the staining method for this specimen
Knowledge: short texts with basic histologic information, presently deactivated

4. General Program Functions

Home: returns you to the “start” page
Tutor: how to contact the HistoNet Team
Help: Instructions for Use appear
Exit: closes down the HistoNet program
Boxes: goes back to the other specimen of a topic
VM: provides virtual microscopy

We hope you will enjoy working with HistoNet2000 and learn a lot from it!

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